imagemagick: translate a .png image by dx, dy pixels -

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i can't find docs in imagemagick pertain translating image dx,dy pixels.

can me? want produce image that's same size original, shifted, , new pixels set color x.

i believe looking for

convert originalimage.png -virtual-pixel colorofnewpixel -distort affine 'originalx,originaly newx,newy' translatedimage.png

this further documented examples @ imagemagick v6 examples -distorting images under distortions using control points heading.


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